diff --git a/dockerfile-captain.edge b/dockerfile-captain.edge
index 35f9c6a..2201b61 100644
--- a/dockerfile-captain.edge
+++ b/dockerfile-captain.edge
@@ -1,4 +1,6 @@
-FROM node:10
+FROM node:10-alpine
+RUN apk update && apk upgrade && \
+    apk add --no-cache bash git openssh
 
 RUN mkdir -p /usr/src/app
 WORKDIR /usr/src/app